public static CaptureSession StartCapture(CaptureParameters parameters, IConsole console = null, EventHandler starting = null)
{
return(new CaptureSession(BuildCaptureArguments(parameters), parameters.ControlStructure, console, starting));
}
static string BuildCaptureArguments(CaptureParameters parameters)
{
StringBuilder args = new StringBuilder();
args.Append("capture");
if (IntPtr.Zero != waitableCurrentProcess)
{
args.AppendFormat(" lifetime {0}", waitableCurrentProcess);
}
if (parameters.Source is CaptureParameters.DeviceWASSourceInfo devSource)
{
args.AppendFormat(" from-was-dev {0}",
devSource.DeviceId.EncodeParameterArgument());
}
else if (parameters.Source is CaptureParameters.DefaultDeviceWASSourceInfo defSource && (defSource.Flow != DataFlow.Render || defSource.Role != Role.Console))
{
args.AppendFormat(" from-was {0} {1}",
ToString(defSource.Flow, false).EncodeParameterArgument(),
defSource.Role.ToString().ToLowerInvariant().EncodeParameterArgument());
}
if (null != parameters.ControlStructure)
{
args.AppendFormat(" shm {0}",
parameters.ControlStructure.Name.EncodeParameterArgument());
if (!parameters.WithSharedMemoryTapSink)
{
args.Append(" no-shm-tap");
}
if (!parameters.WithSharedMemoryAveragingSink)
{
args.Append(" no-shm-averaging");
}
}
if (parameters.SampleRate.HasValue)
{
args.AppendFormat(" samplerate {0}",
parameters.SampleRate.GetValueOrDefault());
}
if (0 != parameters.Channels)
{
args.AppendFormat(" channel-mask {0}",
(int)parameters.Channels);
}
if (parameters.NetworkSink is CaptureParameters.NetworkSinkInfo netSink)
{
if (!string.IsNullOrEmpty(netSink.BindAddress))
{
args.AppendFormat(" bind {0}",
netSink.BindAddress.EncodeParameterArgument());
}
if (!string.IsNullOrEmpty(netSink.PeerAddress) || !string.IsNullOrEmpty(netSink.PeerService))
{
args.AppendFormat(" to-network-peer {0} {1}",
netSink.PeerAddress.EncodeParameterArgument(),
netSink.PeerService.EncodeParameterArgument());
}
else
{
args.Append(" to-network");
}
}
if (parameters.WASSink is CaptureParameters.DeviceWASSinkInfo devSink)
{
args.AppendFormat(" to-was-dev {0}",
devSink.DeviceId.EncodeParameterArgument());
}
else if (parameters.WASSink is CaptureParameters.DefaultDeviceWASSinkInfo defSink)
{
args.AppendFormat(" to-was {0}",
defSink.Role.ToString().ToLowerInvariant().EncodeParameterArgument());
}
if (parameters.Duration.HasValue)
{
args.AppendFormat(" duration {0}",
parameters.Duration.GetValueOrDefault().TotalSeconds.ToString().EncodeParameterArgument());
}
return(args.ToString());
}
